đường gãy
Definition
- Noun:
- Broken line: In geometry, a line composed of multiple connected straight line segments that are not collinear. It is a series of segments where each segment starts where the previous one ends, but the overall direction changes at the connection points (vertices).
- Fracture line: In medical or material contexts, it can refer to the visible line along which a bone or object has broken or cracked.
Usage Examples
- Noun (Geometry):
- Hãy vẽ một đường gãy với năm đoạn thẳng. (Draw a broken line with five straight segments.)
- Chu vi của đường gãy được tính bằng tổng độ dài các đoạn thẳng của nó. (The perimeter of the broken line is calculated by the sum of the lengths of its segments.)
- Noun (Fracture):
- Bác sĩ chỉ ra đường gãy trên phim X-quang. (The doctor pointed out the fracture line on the X-ray.)
Advanced Usage
- "Đường gãy khúc": This is a more specific term for a broken line in geometry, emphasizing its segmented, zigzag nature.
- Biểu đồ được biểu diễn bằng một đường gãy khúc. (The chart is represented by a broken line.)
Variants and Related Words
- Đường thẳng (n): straight line.
- Đường cong (n): curved line.
- Đa giác (n): polygon (a closed broken line forms a polygon).
Synonyms
- Polygonal chain: (Geometry) A more formal term for a broken line.
- Fracture line: (Medical) The line of a break.
Notes on Usage
- In everyday Vietnamese, when used alone, "đường gãy" most commonly refers to the geometric concept. For a medical fracture, the full term "đường gãy xương" (bone fracture line) is often clearer.
- It is a compound noun. The meaning is specific and technical, primarily used in mathematics and science.